Columbia Road over Plumtree Branch
Poor Condition39 years old8,641 vehicles/day
Location
| State | Maryland |
| County | Howard |
| Location | 0.8 Mi. North Of Md. 108 |
| Carries | Columbia Road |
| Crosses | Plumtree Branch |
| Coordinates | 39.24997, -76.83462 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 7 (Good) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 49.2 ft (15 m) |
| Max Span | 18.0 ft (5.5 m) |
| Deck Area | 165 sq m |
| Main Spans | 2 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 8,641 (1999) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 200000HO0147030 |